However, nothing is perfect so nothing is total bad as well. There are some argument that games teach skills because it allows players to make decision and learn whether they are making the wrong or right decision. Especially, many believe that they feel guilt over their own action. Apart from that they also learn to adapt which is an important lesson in real life. Therefore, games also improve player eye and hand coordination. 

Violence in Video Games: The Pros and Cons of Video Gaming | Suite101.com http://suite101.com/article/violence-in-video-games-a217706#ixzz27Ln5uEe8